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<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      const info1 = {
        age: 20,
        name: "jack",
        say() {
          // console.log(this === info1);
          // console.log(info1.age, info1.name);
          console.log(this.age, this.name);
        },
      };

      info1.say();
    </script>
  </body>
</html>
